Identify Untrusted CA Certificates (Strata Cloud Manager)
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Identify Untrusted CA Certificates (Strata Cloud Manager)

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Identify Untrusted CA Certificates (Strata Cloud Manager)

  1. Block sessions with untrusted issuers in the decryption profile for SSL Forward Proxy.
    When you block sessions with untrusted issuers in the decryption profile, the decryption log records the error.
    1. Select Manage Configuration NGFW and Prisma Access Security Services Decryption.
    2. Under Decryption Profiles, select or Add a new profile, and then select the Block sessions with untrusted issuers option.
  2. Filter decryption logs to identify sessions that failed due to revoked certificates.
    1. Select Incidents and Alerts Log Viewer and select Firewall/Decryption.
    2. Use the query Error Message = ‘Untrusted issuer CA’.
  3. (Optional) Double-check the certificate expiration date at the Qualys SSL Labs site.
    Enter the hostname of the server (Server Name Identification column of the decryption log) in the Hostname field, and then Submit it to view certificate information for the host.